<tr>
    <th>
        操作
    </th>
    <td>
        <label>
            <input class="radio" type="radio" name="state" value="open">打开主题
        </label> &nbsp;
        <label>
            <input class="radio" type="radio" name="state" value="close" checked="">关闭主题
        </label>
    </td>
</tr>